Carabiner key ring: easy to put on and release with the buckle; the loop winder can organize your keys so that you can quickly find the key when you need it Super spring balancer can ensure the absolute security of your key fob The anti-tear line can be extended to approx. 100cm, easy to reach every door lock The high quality keychain is equipped with carabiner and belt clip, so it can offer a variety of attachment options for clothes The second generation, very suitable for keys, company identifier, identifier, event pass, exhibition identifier, company identifier, students, office workers, etc. Why choose us 1. Reinforced Structure: The newly designed press clip and carabiner clip are more stable and will not fall off easily. 2. Stronger tension rope: The steel cable has extremely strong abrasion resistance, and its strength is twice that of nylon rope on ordinary badge reel. 3. Heavy: The maximum load weight is 3.5 ounces or 7 keys, while other items on the market are 2 ounces or 4 keys. 4. Wide range of uses: Use removable chrome metal hooks or fixed clips on the back, which can be easily attached to belts, bags, wallets, backpacks or wherever you want. 5. Buy with Confidence: If you are not completely satisfied with your purchase at any time, please contact us immediately through Amazons messaging system. Product Pulling length: about 100cm, easy to lock each door, the rope retracts automatically. Storage Weight: Super powerful spring puller can firmly fix your smart keychain within 100 grams. Cut: can be tightly tied with a belt or a pocket. Good badges for keys, IDs and other small items. Number of key rings: 2 pieces, black.